Height and Weight for boys and girls

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  Average Height and Weights for Boys Average Height and Weights for Girls
Age Average Height in feet Average Weight in kgs Average Height in feet Average Weight in kgs
New born   3.25    
1 Month   4.15    
2 Months   4.95    
3 Months   5.7    
4 Months   6.35    
5 Months   7    
6 Months   7.5    
7 Months   8    
8 Months   8.5    
9 Months   8.9    
10 Months   9.2    
11 Months   9.55    
1 year 2.33 - 2.42 10 2.33 - 2.42 9.87
13 Months   10.1    
14 Months   10.35    
15 Months   10.55    
16 Months   10.75    
17 Months   10.95    
18 Months   11.15    
19 Months   11.35    
20 Months   11.5    
21 Months   11.7    
22 Months   11.85    
23 Months   12.05    
2 years 2.58 12.88 2.5  
3 years 2.75 14.97 2.75 13.97
4 years 3.08 15.88 - 16.78 3.08 15.97
5 years 3.33 18.96 3.33 17.96
6 years 3.5 20.96 3.42 20.96
7 years 3.67 22.95 3.58 22.95
8 years 3.75 25.95 3.75 25.95
9 years 4.08 27.94 3.92 28.94
10 years 4.25 31.93 4.25 31.93
11 years 4.33 34.92 4.33 35.92
12 - 13 years 4.83 - 5.17 38.56 - 45.36 5 - 5.25 43.09 - 47.63
14 - 15 years 5.25 - 5.5 47.09 - 56.7 5.25 - 5.33 47.63 - 52.16
16 - 17 years 5.58 - 5.83 58.97 - 68.04 5.33 52.16 - 54.43
18 - 20 years 5.67 - 5.83 68.04 - 72.57 5.33 56.7 - 58.97